Patentable/Patents/US-6332276
US-6332276

Articulate laser degree finder

PublishedDecember 25, 2001
Assigneenot available in USPTO data we have
Inventorsnot available in USPTO data we have
Technical Abstract

An articulate laser degree finder tool and attachments for use in establishing a precise level line ranging from the horizontal to a vertical position in degrees for use in the construction industry.

Patent Claims
12 claims

Legal claims defining the scope of protection, as filed with the USPTO.

1

1. An articulate laser degree finder system comprising: an articulate laser degree finder unit comprising: a tubular battery operated laser unit having an on/off switch and vertical and horizontal adjustment keys; a laser retainer jacket comprising apertures on an upper portion thereof for access to the horizontal and vertical adjustment keys of the laser unit and a slot on a bottom portion thereof; a rectangular adapter block element interfitting and secured to the slot of the laser retainer jacket; a pivot block element connected to the bottom of the adapter block element adapted to pivot the laser, the laser retainer jacket and the adapter block element; a pivot retainer block element having a slot on its upper surface and a groove in a bottom surface; a vertical adjustment dial and bubble level pivotally attached to a vertical side of the pivot retainer block element by a pivot pin; said pivot pin also traversing the pivot retainer block element and the pivot block element; a main base extension block element having a tongue portion on its upper surface adapted to engage the groove in the bottom surface of the pivot retainer block element and secured by a fastener in the pivot retainer block element; a main base block configured with an extended flat top surface having a centered depression and a throughbore, and a longitudinal notoh on its bottom surface with inclined sides adapted to fit on a pipe used as a final base; and a horizontal angle measurement dial and bubble level pivotally attached to the top surface of the base block in the depression; whereby the articulated laser degree finder device can determine suitable locations in any direction and in any angle deviating from the horizontal for locating exact positions for installing another pipe, checking alignment of pipes, and determining the positions for various installations.

2

2. The articulate laser degree finder system according to claim 1, including a compass on a bracket attached to a first vertical side of the main base block.

3

3. The articulate laser degree finder system according to claim 2, including a hook attached to a second vertical side opposite said first vertical side of the main base block.

4

4. The articulate laser degree finder system according to claim 3, including a W-shaped chain clamp having hooked ends for clamping onto one edge of the main base block and a pair of springs attached to the chain clamp and to a chain for attaching to the hook on the main base block for securing the articulate laser degree finder system to a pipe used a reference base.

5

5. The articulate laser degree finder system according to claim 1, including a pair of horizontal pins extending from a front face of the main base block.

6

6. The articulate laser degree finder system according to claim 5, including a vertical adjustment stand comprising a bar clamp, an adjustable slide having securing means slidable on said bar clamp, a two parallel standards attached to said adjustable slide at their bottom portions, a stabilizer bar attached to the standards at their top portions; and an adjustable slide clamp positioned on each said standard; whereby the articulated laser degree finder unit can be elevated vertically in height when the bar clamp is positioned on a base.

7

7. The articulate laser degree finder system according to claim 1, including an attachment base system for positioning the articulate laser degree finder unit on a photographer's tripod, comprising an elongated upper main block having a throughbore for attaching the articulate laser degree finder unit proximate one end thereof, said upper main block having three blind bores, a tripod adapter block having three throughbores aligned with said blind bores, two fasteners to secure the upper main block to the tripod adapter block, and a fastener to secure the combined upper main block and the tripod adapter block to the photographer's tripod.

8

8. The articulate laser degree finder system according to claim 1, comprising an inverted V-shaped clamping element having planar sides for positioning on large diameter pipes, said clamping element having a threaded throughbore proximate one end, a threaded stud, a threaded round nut for securing said stud in said clamping element, and said threaded stud securing the articulate laser degree finder unit to said clamping element.

9

9. The articulate laser degree finder system according to claim 1, including a sliding ruler system for supporting the articulate laser degree finder unit on large diameter pipes, comprising a base element having a longitudinal axis and two planar legs separated by an obtuse angle, one leg having a hook and the other leg having a pair of throughbores, a grooved portion positioned on top of the base element along the longitudinal axis, a slidable planar ruler having a tongue portion underneath for cooperating with the grooved portion of the base element, two pins extending horizontally from one end of the base element, said slidable ruler having indicia imprinted for measuring distance in British and metric units on separate sides thereof, and a rotatable circular dial measuring 360.degree. and supporting a tongue portion and a bubble level for measuring offset angles for the laser degree finder unit attached to the tongue of the base element.

10

10. The articulate laser degree finder system according to claim 9, including a W-shaped chain clamp having hooked ends for clamping onto one edge of the main base block and a pair of springs attached to the chain clamp and to a chain for attaching to the hook on the main base block for securing the articulate laser degree finder system to a pipe used a reference base.

11

11. The articulate laser degree finder system according to claim 1, including a center line pipe plate adapter system for holding the articulate laser degree finder unit, comprising a base element having a longitudinal axis and two planar legs separated by an obtuse angle, one leg having a hook on a top surface and the other leg having a pair of throughbores, a planar ruler having a centered column of large diameter apertures and a column of smaller diameter apertures on either side of the large diameter aperture on a front face thereof for positioning the ruler vertically on and normal to the end of the base element with a first fastener in one of the upper large diameter apertures, said planar ruler having height indicia on one edge in increasing units and in decreasing units or the opposite edge corresponding to the apertures in each row, and said smaller diameter apertures adapted to fasten the articulate laser degree finder unit having a pair of horizontal pins extending from a front face of the main base block and aligned with a second fastener inserted in said larger diameter aperture.

12

12. The articulate laser degree finder system according to claim 11, including a W-shaped chain clamp having hooked ends for clamping onto one edge of the main base block and a pair of springs attached to the chain clamp and to a chain for attaching to the hook on the main base block for securing the articulate laser degree finder system to a pipe used a reference base.

Classification Codes (CPC)

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Patent Metadata

Filing Date

March 30, 2000

Publication Date

December 25, 2001

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Cite as: Patentable. “Articulate laser degree finder” (US-6332276). https://patentable.app/patents/US-6332276

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